Discussion :: Building Construction
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During percussion drilling
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A.
ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole |
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B.
caving or mixing of strata are caused in soft soils or cohesionless soils |
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C.
the soil to a considerable depth below the bottom of the hole gets disturbed |
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D.
all the above. |
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Answer : Option D
Explanation :
No answer description available for this question.
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